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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.166.238; envelope-from=prvs=1744ec9a4b=bin.meng@windriver.com; helo=mx0a-0064b401.pphosted.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1705293352972100004 Content-Type: text/plain; charset="utf-8" By default QEMU generates a 1 MiB sized device tree. Let's pack it to save some room. Signed-off-by: Bin Meng Reviewed-by: Peter Maydell --- hw/arm/boot.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/hw/arm/boot.c b/hw/arm/boot.c index ff1173299f..511ec10ed0 100644 --- a/hw/arm/boot.c +++ b/hw/arm/boot.c @@ -662,6 +662,17 @@ int arm_load_dtb(hwaddr addr, const struct arm_boot_in= fo *binfo, binfo->modify_dtb(binfo, fdt); } =20 + /* + * By default QEMU generates a 1 MiB sized device tree. + * Let's pack it to save some room. + */ + if (binfo->get_dtb) { + rc =3D fdt_pack(fdt); + /* Should only fail if we've built a corrupted tree */ + g_assert(rc =3D=3D 0); + size =3D fdt_totalsize(fdt); + } + qemu_fdt_dumpdtb(fdt, size); =20 /* Put the DTB into the memory map as a ROM image: this will ensure --=20 2.34.1